1646970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 4402944

約数和(自身を除く): 2755974

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 65, 78, 82, 103, 123, 130, 195, 205, 206, 246, 309, 390, 410, 515, 533, 615, 618, 1030, 1066, 1230, 1339, 1545, 1599, 2665, 2678, 3090, 3198, 4017, 4223, 5330, 6695, 7995, 8034, 8446, 12669, 13390, 15990, 20085, 21115, 25338, 40170, 42230, 54899, 63345, 109798, 126690, 164697, 274495, 329394, 548990, 823485, 1646970]

約数ペア:

[(1, 1646970), (2, 823485), (3, 548990), (5, 329394), (6, 274495), (10, 164697), (13, 126690), (15, 109798), (26, 63345), (30, 54899), (39, 42230), (41, 40170), (65, 25338), (78, 21115), (82, 20085), (103, 15990), (123, 13390), (130, 12669), (195, 8446), (205, 8034), (206, 7995), (246, 6695), (309, 5330), (390, 4223), (410, 4017), (515, 3198), (533, 3090), (615, 2678), (618, 2665), (1030, 1599), (1066, 1545), (1230, 1339)]